In the past ten years great changes in my hometown.A. took placeB. have taken placeC. we

问题补充：

In the past ten years, great changes in my hometown.

A. took place

B. have taken place

C. were taken place

D. have been taken place

答案：

A. took place

(答案→)B. have taken place

C. were taken place

D. have been taken place

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